/usr/include/SFCGAL/algorithm/collect.h is in libsfcgal-dev 1.2.2-1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 | /**
* SFCGAL
*
* Copyright (C) 2012-2013 Oslandia <infos@oslandia.com>
* Copyright (C) 2012-2013 IGN (http://www.ign.fr)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef SFCGAL_COLLECT_ALGORITHM
#define SFCGAL_COLLECT_ALGORITHM
#include <SFCGAL/config.h>
#include <SFCGAL/Geometry.h>
#include <SFCGAL/GeometryCollection.h>
namespace SFCGAL {
namespace algorithm {
/**
* Returns an aggregate of ga and gb
* @ingroup detail
*/
SFCGAL_API std::auto_ptr<Geometry> collect( const Geometry& ga, const Geometry& gb );
/**
* Returns an aggregate of a list of geometries
* @ingroup detail
*/
template <typename GeometryIterator>
std::auto_ptr<Geometry> collect( GeometryIterator begin, GeometryIterator end )
{
GeometryIterator it;
// FIXME: optimize type. For instance, if all the given geometries are points, return a MultiPoint instead of a GeometryCollection
GeometryCollection* coll = new GeometryCollection();
for ( it = begin; it != end; ++it ) {
coll->addGeometry( *it );
}
return std::auto_ptr<Geometry>( coll );
}
}
}
#endif
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